High severity8.1NVD Advisory· Published Jun 24, 2021· Updated Jun 17, 2026
CVE-2021-28800
CVE-2021-28800
Description
A command injection vulnerability has been reported to affect QNAP NAS running legacy versions of QTS. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. This issue affects: QNAP Systems Inc. QTS versions prior to 4.3.6.1663 Build 20210504; versions prior to 4.3.3.1624 Build 20210416. This issue does not affect: QNAP Systems Inc. QTS 4.5.3. QNAP Systems Inc. QuTS hero h4.5.3. QNAP Systems Inc. QuTScloud c4.5.5.
AI Insight
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Affected products
5<4.3.6.1663 Build 20210504, <4.3.3.1624 Build 20210416+ 1 more
- (no CPE)range: <4.3.6.1663 Build 20210504, <4.3.3.1624 Build 20210416
- (no CPE)range: unspecified
- Range: h4.5.3
- Range: c4.5.5
Patches
Vulnerability mechanics
References
1- www.qnap.com/zh-tw/security-advisory/qsa-21-28nvdVendor Advisory
News mentions
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